Variant weakness
Draft
CWE-231: Improper Handling of Extra Values
The product does not handle or incorrectly handles when more values are provided than expected.
Last updated
4
Recorded CVEs
With this primary weakness
0
KEVs
In the CISA KEV catalog
Not rated
Likelihood of exploit
Per MITRE
Variant
Abstraction
MITRE classification
Overview
CWE-231 (Improper Handling of Extra Values) is a variant-level software weakness catalogued by MITRE in the Common Weakness Enumeration (CWE). It describes a recurring type of mistake that can lead to exploitable security vulnerabilities.
Real-world CVEs
4 recorded CVEs are caused by CWE-231 (Improper Handling of Extra Values). The highest-severity and most recent are shown first. 1 new CWE-231 CVE has been recorded so far in 2026.